Home / 1,231,201.10-1,846,801.65-432,605.90

Finding the Fourth Proportional to 1,231,201.10, 1,846,801.65 and 432,605.90

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Solution

The fourth proportional to 1,231,201.10, 1,846,801.65 and 432,605.90 is: 648,908.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,231,201.10 : 1,846,801.65 = 432,605.90 : x
  2. Step 2: Convert to fraction form
    1,231,201.10/1,846,801.65 = 432,605.90/x
  3. Step 3: Cross multiply
    1,231,201.10x = 1,846,801.65 × 432,605.90
  4. Step 4: Simplify right side
    1,231,201.10x = 798,937,289,919.74
  5. Step 5: Solve for x
    x = 798,937,289,919.74/1,231,201.10
  6. Step 6: Final answer
    x = 648,908.85

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.